а) 1 1 1 3 = 3 4   4 13 = 3 4 13 31 1 б) 3 1 1 = 4 3  3 4 = 4 3 1 11 1 1 в)  2 5 1 = 11 6   2 11 = 11 6 1 11 3 г)  5 9 5 = 7 20   40 9 = 7 20 12 1 3 1 = 4 3 18 7 4 = 2 7 H i s o b l a n g

H i s o b l a n g а)  1 1 2 2 = 6 4   13 9 = 6 4 39 8 3 2 б) 1 2 2 1 = 7 5  15 7 = 7 5 1 13 1 3 в)  5 7 3 4 = 9 8  32 39 = 9 8 3 134 1 г) 1 8 1 = 12 11   13 8 = 12 11 3 2 52 3 7 = 4 8 26 33 1 = 17 3

№ 453 Amallarni bajaring      2 1 3 1 4 1 1 1 1 = 3 2 4 3 5 4      2 3 3 4 4 5 = 3 2 4 3 5 4 1  3 575 = 5  3 575 = 5 115 1 345 ( m)Teshav oy uy idan mak t abgacha 575 qadam sanadi. Uning har bir qadami mak t abga 3/5 met r y aqinlasht irsa, mak t ab v a uy igacha bo’lgan masofani t oping

3 5 94 31 13Shu t o’g’rimi?